| 释义 |
乳头rǔtóu
1.乳房上圆球形的突起,尖端有小孔,乳汁从小孔流出。{nipple; teat; small projection near the centre of the mammary gland containing the outlets of the milk ducts through which young mammals obtain milk from the adult female;}也叫also奶头{nǎitóu}。
2.像乳头的东西{nipple-like object}:
真皮～{leather nipple}|视神经～。{optic papilla} |